Home / 25,983.44-38,957.71-13,340.86

Finding the Fourth Proportional to 25,983.44, 38,957.71 and 13,340.86

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Solution

The fourth proportional to 25,983.44, 38,957.71 and 13,340.86 is: 20,002.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,983.44 : 38,957.71 = 13,340.86 : x
  2. Step 2: Convert to fraction form
    25,983.44/38,957.71 = 13,340.86/x
  3. Step 3: Cross multiply
    25,983.44x = 38,957.71 × 13,340.86
  4. Step 4: Simplify right side
    25,983.44x = 519,729,355.03
  5. Step 5: Solve for x
    x = 519,729,355.03/25,983.44
  6. Step 6: Final answer
    x = 20,002.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.